brother sewing machine xr 7700 manual

The Brother XR 7700 is a versatile computerized sewing machine featuring 70 built-in stitches, automatic needle threader, drop-in bobbin system, LCD screen, adjustable sewing speed, and a wide table for larger projects. It includes essential accessories for garment construction, quilting, and decorative sewing. Below are key sections for safety, features, setup, operation, maintenance, and troubleshooting.

1. Features at a Glance 2. Unpacking and Setup 3. First-Time Operation 4. Specifications 5. Controls and Functions 6. Stitch Selection and Settings 8. Maintenance and Cleaning 9. Regulatory Information 10. Troubleshooting

Features at a Glance

Key components: Computerized control panel, Automatic needle threader, Drop-in bobbin with clear cover, Built-in LED light, Wide extension table, Free arm capability, Foot pedal with speed control.

Feature	Description
Built-in Stitches	70 stitches including utility, decorative, and quilting stitches
Automatic Needle Threader	Easily threads needle with lever mechanism
Drop-in Bobbin System	Top-loading bobbin with clear view cover
LCD Display	Shows selected stitch, stitch length, and stitch width
Adjustable Sewing Speed	Control via slider or foot pedal
Wide Extension Table	Provides larger work area for quilting and big projects
Free Arm	For sewing sleeves, cuffs, and other tubular items
Built-in LED Light	Illuminates sewing area
Automatic Thread Cutter	One-touch thread cutting (optional accessory)
Needle Stop Up/Down	Select needle position when stopping

Unpacking and Setup

Unpack and inspect all contents. Place on stable, flat surface.

Remove machine from box: Lift using carrying handle.
Attach extension table: Slide onto free arm until it clicks into place.
Install foot pedal: Connect to machine port, place on floor.
Plug into power outlet: Use provided power cord.
Wind and insert bobbin: Follow bobbin winding instructions.
Thread upper thread: Use automatic needle threader.

WARNING! Machine is heavy; lift with care. Ensure power is off during setup.

First-Time Operation

Power on machine; follow initial setup steps.

Select straight stitch: Use stitch selection dial or buttons.
Test sew on scrap fabric: Adjust stitch length and tension as needed.
Practice basic stitches: Try zigzag and buttonhole stitches.
Explore LCD functions: Navigate settings menu.
Adjust sewing speed: Use speed control slider for comfort.

CAUTION! Keep fingers away from needle area during operation. Always turn off when not in use.

Specifications

Model: Brother XR 7700
Stitches: 70 built-in stitches
Stitch Length: Adjustable up to 5mm
Stitch Width: Adjustable up to 7mm
Buttonholes: 7 one-step automatic buttonholes
Needle Positions: Adjustable left/right
Presser Feet: Includes zigzag foot, buttonhole foot, zipper foot, blind stitch foot, walking foot
Bobbin: Class 15 transparent bobbin
Power Supply: 110-120V, 60Hz
Dimensions: 16.1" x 7.2" x 12.2" (with extension table)
Weight: 17.6 lbs

Controls and Functions

Access functions via control panel buttons and dials. Front Panel: Power switch, Stitch selection dial, LCD screen, Stitch length/width buttons, Reverse stitch button, Needle up/down button.

LCD Display: Shows stitch number, length, width, and recommended presser foot. Stitch Selection: Turn dial to choose stitch; corresponding settings appear on LCD. Speed Control: Slider adjusts maximum sewing speed. Automatic Functions: One-touch needle threading, automatic thread cutter (if equipped).

Stitch Selection and Settings

Select from 70 stitches including straight, zigzag, stretch, decorative, and quilting stitches.

Turn stitch selection dial to desired stitch number.
Check LCD for recommended presser foot and settings.
Adjust stitch length (0-5mm) and width (0-7mm) using +/- buttons.
For buttonholes: Select buttonhole stitch, use automatic buttonhole foot.
For decorative stitches: Choose stitch, adjust width for variation.
Save settings: Machine remembers last used settings for each stitch.

Tip: Always test stitch on scrap fabric before sewing project.

Maintenance and Cleaning

Regular maintenance ensures optimal performance.

Unplug machine before cleaning.
Remove needle plate: Clean lint and dust with brush.
Clean bobbin area: Remove bobbin case, brush out lint.
Oil moving parts: Use sewing machine oil as indicated in manual.
Check needle: Replace bent or dull needles regularly.
Clean exterior: Use soft, dry cloth.

CAUTION! Do not use compressed air; it can force lint deeper. Never spray liquids directly on machine.

Regulatory Information

FCC Compliance: Class B digital device; complies with Part 15 of FCC rules. Copyright © Brother Industries, Ltd. For support, visit www.brother-usa.com or contact 1-877-467-4289. Warranty: 25-year limited warranty; see warranty card for details.

Troubleshooting

Symptom	Possible Cause	Corrective Action
Machine not running	Power connection	Check power cord; ensure outlet works; power switch on.
Thread bunching underneath	Incorrect threading/bobbin	Re-thread upper and lower threads; ensure bobbin inserted correctly.
Needle breaks	Wrong needle/bent needle	Replace needle; ensure correct type and size for fabric.
Uneven stitches	Tension issues	Adjust thread tension; re-thread completely.
Buttonhole not forming	Foot not attached properly	Re-attach buttonhole foot; ensure fabric is stabilized.
LCD not displaying	Power issue	Check power connection; reset machine by unplugging for 1 minute.

Reset: Unplug machine for 1 minute to reset computer.

Service: 1-877-467-4289; www.brother-usa.com